36V, Boost/Flyback/Sepic Controller

The SY21401 is a current mode DC/DC controller targeted for Boost, SEPIC, Flyback and Forward applications. The SY21401 has an accurate DC input current limit. External compensation provides flexible adjustment of control loops for different applications. The internal low side driver is capable of sourcing 1.5A and sinking 3A current.

The SY21412A is a current mode DC/DC controller targeted for both boost and SEPIC applications. SY21412A has accurate output current limit. External compensation provides flexible adjustment of control loops for different applications. The internal low side driver is capable of sourcing 1.5A and sinking 3A current.

Highly integrated Active Clamp PWM controller

Ultra-Low Capacitance ESD/Surge Protection

Single Line TVS Diode for ESD Protection

Single Line TVS Diode for ESD Protection

Single Line TVS Diode for ESD Protection

High Performance, High Fidelity 20W Digital Audio-Power Amplifier

High Performance, High Fidelity 20W Digital Audio-Power Amplifier